Home / 10,660.17-15,992.61-3,265.20

Finding the Fourth Proportional to 10,660.17, 15,992.61 and 3,265.20

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Solution

The fourth proportional to 10,660.17, 15,992.61 and 3,265.20 is: 4,898.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.17 : 15,992.61 = 3,265.20 : x
  2. Step 2: Convert to fraction form
    10,660.17/15,992.61 = 3,265.20/x
  3. Step 3: Cross multiply
    10,660.17x = 15,992.61 × 3,265.20
  4. Step 4: Simplify right side
    10,660.17x = 52,219,070.17
  5. Step 5: Solve for x
    x = 52,219,070.17/10,660.17
  6. Step 6: Final answer
    x = 4,898.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.